Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape

CCHEMISTRY METALLURGY C30Crystal growth C30BSINGLE-CRYSTAL-GROWTH UNIDIRECTIONAL SOLIDIFICATION OF EUTECTIC MATERIAL OR UNIDIRECTIONAL DEMIXING OF EUTECTOID MATERIAL REFINING BY ZONE-MELTING OF MATERIAL PRODUCTION OF A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE SINGLE CRYSTALS OR HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH DEFINED STRUCTURE AFTER-TREATMENT OF SINGLE CRYSTALS OR A HOMOGENEOUS POLYCRYSTALLINE MATERIAL WITH D...

C30B29/00Single crystals or homogeneous polycrystalline material with defined structure characterised by the material or by their shape

C30B29/02Elements C30B29/04Diamond C30B29/06Silicon C30B29/08Germanium C30B29/10Inorganic compounds or compositions C30B29/12Halides C30B29/14Phosphates C30B29/16Oxides C30B29/18Quartz C30B29/20Aluminium oxides C30B29/22Complex oxides C30B29/225based on rare earth copper oxides C30B29/24with formula AMeO3, wherein A is a rare earth metal and Me is Fe, Ga, Sc, Cr, Co or Al C30B29/26with formula BMe2O4, wherein B is Mg, Ni, Co, Al, Zn, or Cd and Me is Fe, Ga, Sc, Cr, Co, or Al C30B29/28with formula A3Me5O12 wherein A is a rare earth metal and Me is Fe, Ga, Sc, Cr, Co or Al C30B29/30Niobates Vanadates Tantalates C30B29/32Titanates Germanates Molybdates Tungstates C30B29/34Silicates C30B29/36Carbides C30B29/38Nitrides C30B29/40AIIIBV compounds wherein A is B, Al, Ga, In or Tl and B is N, P, As, Sb or Bi C30B29/403AIII-nitrides C30B29/406Gallium nitride C30B29/42Gallium arsenide C30B29/44Gallium phosphide C30B29/46Sulfur-, selenium- or tellurium-containing compounds C30B29/48AIIBVI compounds wherein A is Zn, Cd or Hg, and B is S, Se or Te C30B29/50Cadmium sulfide C30B29/52Alloys C30B29/54Organic compounds C30B29/56Tartrates C30B29/58Macromolecular compounds C30B29/60characterised by shape C30B29/602Nanotubes C30B29/605Products containing multiple oriented crystallites C30B29/607Crystals of complex geometrical shape C30B29/62Whiskers or needles C30B29/64Flat crystals C30B29/66Crystals of complex geometrical shape C30B29/68Crystals with laminate structure